2020919857

素因数分解:

${\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 2359382400

約数和(自身を除く): 338462543

約数列:

[1, 11, 19, 121, 157, 209, 509, 1331, 1727, 2299, 2983, 5599, 9671, 18997, 25289, 32813, 61589, 79913, 106381, 208967, 360943, 677479, 879043, 1170191, 1518347, 3970373, 9669473, 12872101, 16701817, 106364203, 183719987, 2020919857]

約数ペア:

[(1, 2020919857), (11, 183719987), (19, 106364203), (121, 16701817), (157, 12872101), (209, 9669473), (509, 3970373), (1331, 1518347), (1727, 1170191), (2299, 879043), (2983, 677479), (5599, 360943), (9671, 208967), (18997, 106381), (25289, 79913), (32813, 61589)]